STM8S903K3 STMicroelectronics, STM8S903K3 Datasheet - Page 10

• Manufacturer Part Number: STM8S903K3
• Description: 16 MHz STM8S 8-bit MCU, up to 8 Kbytes Flash, 1 Kbyte RAM, 640 bytes EEPROM
• Manufacturer: STMicroelectronics

Specifications of STM8S903K3

• Program Memory: 8 Kbytes Flash; data retention 20 years at 55 °C after 10 kcycles
• Data Memory: 640 bytes true data EEPROM; endurance 300 kcycles
• Ram: 1 Kbytes
• Advanced Control Timer: 16-bit, 4 CAPCOM channels, 3 complementary outputs, dead-time insertion and flexible synchronization

Block diagram
3
10/115
Block diagram
Single wire
debug interf.
LIN master
SPI emul.
400 Kbit/s
1/2/4 kHz
channels
Up to 7
8 Mbit/s
beep
Reset
POR
Debug/SWIM
Reset block
STM8 core
Reset
UART1
I 2 C
SPI
ADC1
Beeper
BOR
DocID15590 Rev 6
Figure 1: Block diagram
Clock to peripherals and core
Clock controller
Detector
16-bit advanced control
16-bit general purpose
Independent WDG
timer (TIM1)
8-bit basic timer
XTAL 1-16 MHz
RC int. 16 MHz
RC int. 128 kHz
Window WDG
data EEPROM
Timer (TIM5)
640 bytes
8 Kbytes
program
1 Kbytes
(TIM6)
STM8S903K3 STM8S903F3
Flash
AWU timer
RAM
+ 3 complementary
3 CAPCOM
4 CAPCOM
channels
channels
outputs
Up to
Up to